Home / 8,470,203.40-11,688,871.80-4,602,715.36

Finding the Fourth Proportional to 8,470,203.40, 11,688,871.80 and 4,602,715.36

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Solution

The fourth proportional to 8,470,203.40, 11,688,871.80 and 4,602,715.36 is: 6,351,742.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,203.40 : 11,688,871.80 = 4,602,715.36 : x
  2. Step 2: Convert to fraction form
    8,470,203.40/11,688,871.80 = 4,602,715.36/x
  3. Step 3: Cross multiply
    8,470,203.40x = 11,688,871.80 × 4,602,715.36
  4. Step 4: Simplify right side
    8,470,203.40x = 53,800,549,774,930.85
  5. Step 5: Solve for x
    x = 53,800,549,774,930.85/8,470,203.40
  6. Step 6: Final answer
    x = 6,351,742.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.